3Com 980-000077/002 - Manuals

1 I NTRODUCTION This guide is intended to aid the configuration of a unit in a number of common circumstances. It assumes that the reader is familiar with basic networking terminology and techniques and has read the Internetworking Concepts Guide . Requirements Before attempting any configuration of...

1-2 C HAPTER 1: I NTRODUCTION “One-to-one” Configuration In situations where a very simple connection is required between two units only, it is recommended that one unit is nominated as the “central site” (configured first) and the other as the “remote site” (configured second), following the releva...

2 B RIDGING AND IP This chapter shows how to configure units to operate as bridges, using the Internet Protocol (IP) data packets between two networks for management and control only. Configuration steps are given for: ■ Manual configuration of the central site unit. ■ Quick Configuration of the rem...

2-2 C HAPTER 2: B RIDGING AND IP Alternatively, the remote site unit can be configured by utilizing the remote configuration facility ( REM ) of the central site unit. Outline of Configuration Procedure The steps below are intended as an outline of the sequence for configuring a unit for bridging an...

Manual Configuration of a Central Site Unit for Bridging and IP 2-3 Manual Configuration of a Central Site Unit for Bridging and IP The central site unit becomes the main host/node for bridging. CAUTION: Do not reset the unit if has already been installed on the network and configured to bridge or r...

2-4 C HAPTER 2: B RIDGING AND IP Assign the Unit Name The unit must be assigned a unique name. The unit software relies on associating unit names with ISDN numbers and IP addresses for its core functionality. 1 Enter CO SYS to display the System Parameters screen. 2 Type a unique name for the unit i...

Configuring a Remote Unit for Bridging and IP 2-5 each remote unit having a valid, unique IP address. Ensure that one is entered for each remote unit. 1 Enter CO IS NU to display the ISDN Numbers screen. 2 Enter ADD to add a new entry to the numbers table. 3 Type the name of the remote unit in the N...

2-6 C HAPTER 2: B RIDGING AND IP Configuring a Unit using the “Quick Configuration” Utility If the central site unit has been configured, the Quick Configuration utility can be used at the remote site to configure the remote site unit. Assign the Unit Name, IP Address and Subnet Mask The remote unit...

Configuring a Remote Unit for Bridging and IP 2-7 5 When the automatic call has shut down (after approximately 90 seconds), enter CO IS AUTO IP to check the entries in the IP Autocall table. 6 If there are no new entries in the ISDN Autocall table, check that the name and ISDN number for the central...

2-8 C HAPTER 2: B RIDGING AND IP 3 Enter REM to display the Remote Units screen. 4 If the central site unit name and IP address are not listed, make a manual call of 5 minutes duration. 5 Enter CALL followed by the central site number. 6 While the call is up, press [Ctrl]+[V] at frequent intervals t...

Configuring a Remote Unit from the Central Site 2-9 Configure the ISDN network type to the correct setting for the remote site, following the sequence of steps described in “Configure the ISDN Network Type” on page 2-4 . When the unit is received at the remote site, ensure that it is powered on and ...

2-10 C HAPTER 2: B RIDGING AND IP 3 Type the name assigned to the remote unit in the Remote Unit field. Unit names are case-sensitive and must be entered correctly. 4 Type the IP address assigned to the remote unit in the IP Address field. 5 Press [Ctrl]+[E] to submit the new setting and then enter ...

Configuring a Remote Unit from the Central Site 2-11 3 Press [Ctrl]+[E] to submit the new setting and then enter SAVE Configure the Ethernet Port Changing the IP address during the remote management session causes the session to be disconnected when the new IP address is submitted. This is normal. 1...

2-12 C HAPTER 2: B RIDGING AND IP 4 Press [Ctrl]+[E] to submit the new setting and then enter SAVE Configure the ISDN Autocall Table Set up the ISDN Autocall table to associate the central site unit IP address with its name. 1 Enter CO IS AUTO IP to display the ISDN IP Autocall Addresses screen. 2 E...

Configuring a Remote Unit from the Central Site 2-13 Cancelling ISDN Calls All ISDN calls made by the unit, and those which are being answered by the unit, can be cancelled using the following technique: 1 Enter CO PO to display the Port Configuration screen. 2 Select the first ISDN port using the A...

3 R OUTING IP This chapter shows how to configure units to route IP data packets between two networks, using ISDN. Configuration steps are given for: ■ Manual configuration of the central site router. ■ Quick Configuration of the remote router. ■ Remote configuration of the remote router from the ce...

Manual Configuration of a Central Site Unit for Routing IP 3-3 Manual Configuration of a Central Site Unit for Routing IP If the central site unit is being configured for the first time, or if it is an entirely new installation, then reset the unit to the factory default settings by entering CO STD ...

3-6 C HAPTER 3: R OUTING IP 6 Press [Ctrl]+[E] to submit the new setting and then enter SAVE Configure IP Routing—“Static Route” Entries IP routes which are manually entered into the IP Routing table are called static routes . These routes are added to the routing table to ensure that routes between...

Configuring a Remote Unit to Route IP 3-7 Follow the sequence of steps for resetting the unit as described in “Manual Configuration of a Central Site Unit for Routing IP” on page 3-3 . Configuring a Unit Using the “Quick Configuration” Utility If the central site unit has been configured, the Quick ...

3-8 C HAPTER 3: R OUTING IP 3 Leave the three fields for configuring the ISDN link set to UNNUMBERED 4 Leave the IP Address of the remote hosts network field and the IP Mask of the remote hosts network field at the suggested defaults. 5 Press [Ctrl]+[E] to submit the new setting. If the ISDN line ha...

3-10 C HAPTER 3: R OUTING IP CAUTION: Prior to despatch, it is essential that the unit has the ISDN Network Type field configured to match the ISDN network type at the remote site. Prior to Despatch Power on the unit and follow the sequence of steps for resetting the unit to the factory default conf...

3-12 C HAPTER 3: R OUTING IP It is important to enter static routes when configuring the unit to use unnumbered links because these routes will not be learned by the unit. Static routes must be entered at both ends of the link. Set up the IP Routing table to associate an IP route with a unit name. 1...

Configuring a Remote Unit from the Central Site 3-13 Configuring the Remote Unit Assign the Unit Name 1 Enter CO SYS to display the System Parameters screen. 2 Type in the name assigned to the unit in the Unit Name field. The name must be exactly the same as that used to configure the central site u...

Configuring a Remote Unit from the Central Site 3-15 Configure IP Routing—“Static Return Route” Entry It is important to enter a static return route when configuring the remote unit to use unnumbered links because these routes will not be learned by the unit. The static return route must be entered ...

3-16 C HAPTER 3: R OUTING IP Enable Routing on the Central Site Unit The central site unit can now have IP routing re-enabled. 1 Enter CO RO PA to display the Router Options screen. 2 Toggle the IP Routing field to ENABLED using the Spacebar. 3 Press [Ctrl]+[E] to submit the new setting and then ent...

Configuring a Remote Unit from the Central Site 3-17 setting) to cancel the calls but additional, unnecessary, call charges will have accrued. Cancelling Calls To cancel all of the ISDN calls, follow the sequence of steps described in “Cancelling ISDN Calls” on page 2-13 . Get_con.bk : ROUT_IP.FRM P...

4 N OVELL IPX AND B RIDGING This chapter shows how to configure units to bridge Internet Packet Exchange (IPX) Protocol data packets between two networks, using ISDN. Note that the IPX protocol, although similarly named, is completely different from the Internet Protocol (IP) and must not be confuse...

4-2 C HAPTER 4: N OVELL IPX AND B RIDGING The central site unit cannot be automatically configured using the Quick Configuration facility of the unit because this facility requires a ready-configured unit to act as a reference point. The Quick Configuration facility should only be used at a remote s...

Manual Configuration of a Central Site Unit for Bridging and IPX 4-3 Manual Configuration of a Central Site Unit for Bridging and IPX The central site unit becomes the main host/node for bridging. CAUTION: Do not reset the unit if has already been installed on the network and configured to bridge or...

Configuring a Remote Unit for Bridging and IPX 4-5 ISDN links will not be possible. In the U.S.A., an additional customer identification number, known as a Service Provider Identification Number (SPID) may be required. 1 Enter CO IS PA to display the ISDN Parameters screen. 2 Toggle the Network Type...

4-6 C HAPTER 4: N OVELL IPX AND B RIDGING Assign the Unit Name, IP Address and Subnet Mask The remote unit must be assigned a unique name and IP address. A valid subnet mask must be specified too. The name and IP address must exactly match the entries in the central site unit’s ISDN Numbers and ISDN...

Configuring a Remote Unit from the Central Site 4-7 there should be NSAP entries, NRIP entries and Autocall entries in the table. 5 Press [Return] to continue the unit configuration. It is normal that no NRIP or NSAP table entries are added on the remote unit. 6 Enter CO IS AUTO IPX to check the ent...

Configuring a Remote Unit from the Central Site 4-11 7 Press [Ctrl]+[E] to submit the new setting. 8 Submitting the new settings causes the remote management session to disconnect immediately. This is normal. 9 Press [Ctrl]+[D] to return to the central site unit management screens. 10 If the Remote ...

4-12 C HAPTER 4: N OVELL IPX AND B RIDGING Make a manual call to the central site. 1 Enter CO IS NU to display the ISDN Numbers table. 2 Select the entry for the central site unit using the Arrow keys and enter CALL This call is made to allow the unit to receive NRIP and NSAP updates being advertise...

5 N OVELL IPX R OUTING This chapter shows how to configure units to route Internet Packet Exchange (IPX) Protocol data packets between two networks, using ISDN. Note that the IPX protocol, although similarly named, is completely different from the Internet Protocol (IP), which was covered in Chapter...

5-2 C HAPTER 5: N OVELL IPX R OUTING Outline of Configuration Procedure The steps below are intended as an outline of the sequence for configuring a unit for routing IPX. They are for guidance only and must be used in conjunction with the full description given in the following pages. There are seve...

Configuring a Central Site Unit for Routing IPX 5-5 Configure the ISDN Numbers Table Set up the ISDN numbers table to associate each remote unit name with an ISDN number. 1 Enter CO IS NU to display the ISDN Numbers screen. 2 Enter ADD to add a new entry to the numbers table. 3 Type the name of the ...

5-6 C HAPTER 5: N OVELL IPX R OUTING Configuring a Remote Unit to Route IPX If the remote site unit is being configured for the first time, or if it is an entirely new installation, then reset the unit to the factory default settings. Follow the sequence of steps for resetting the unit as described ...

Configuring a Remote Unit to Route IPX 5-7 pass data. Contact the network administrator for more information about the frame type used. 7 Press [Ctrl]+[E] to submit the new setting and then enter SAVE Configure the ISDN Network Type 1 Enter CO IS PA to display the ISDN Parameters screen. 2 Toggle th...

5-8 C HAPTER 5: N OVELL IPX R OUTING 6 Press [Ctrl]+[E] to submit the new setting and then enter SAVE Enable Novell RIP/SAP Learning Novell RIP/SAP learning must be enabled at both ends of the link. 1 Enter CO BR PA to display the Filter Parameters screen. 2 Toggle the Learn Novell RIP/SAP field to ...

Configuring a Remote Unit from the Central Site 5-9 too. In a large network, there will be a large number of entries in the tables. 1 Enter CO RO NS to view the entries in the Novell IPX SAP table. 2 Enter CO RO NR to view the entries in the Novell IPX RIP table. If there are two or more servers lis...

Configuring a Remote Unit from the Central Site 5-11 Configure the ISDN Numbers Table on the Central Site Unit Set up the ISDN numbers table to associate the name which the remote unit will have once it has been configured, with the ISDN number. 1 Enter CO IS NU to display the ISDN Numbers screen. 2...

Configuring a Remote Unit from the Central Site 5-15 made to allow the unit to receive NRIP and SAP updates being advertised by the Novell IPX server at the central site. 1 Enter CO IS NU to display the ISDN numbers table. 2 Select the remote site unit entry using the Arrow keys and enter CALL 3 Ent...

6 PPP C ONFIGURATION FOR IP C ONNECTIONS This chapter gives the basic steps for configuring a simple Point-to-Point Protocol (PPP) connection to an Internet Service Provider (ISP). Configuring a PPP connection using numbered links is a complex procedure and should only be attempted by experienced ne...

6-2 C HAPTER 6: PPP C ONFIGURATION FOR IP C ONNECTIONS ■ The ISDN call type. ■ The name or (any) ID required to login to the ISP router. ■ The Password Authentication Protocol (PAP) or Challenge Handshake Authentication Protocol (CHAP) passwords required to login to the ISP router. It is essential t...

Requirements 6-3 8 For simple connections to the ISP, where all IP traffic goes to the Internet, leave the IP Address of the remote hosts network field set to Internet . 9 For simple connections to the ISP, where all IP traffic goes to the Internet, leave the IP Mask of the remote hosts network fiel...

INDEX A assigning unit name 2-4, 2-10, 3-4, 4-4, 4-10, 5-3, 5-6, 5-12 B basic steps routing IP 3-2 bridging IP 2-1 configuration options 2-1configuring the central site 2-3configuring the remote unit 2-5Quick Configuration 2-6 bridging IPX configuring the central site 4-3configuring the remote unit ...