S5500与思科3750对接IBGP典型组网配置案例

组网说明：

在日常项目实施过程中，经常遇到不同厂商设备的互联，因此本案例使用H3C S5500交换机与思科3750交换机对接IBGP路由协议。

IP地址规划表如下：

H3C S5500版本信息如下：

<H3C>dis version

H3C Comware Platform Software

Comware Software, Version 5.20, Release 5206

Copyright (c) 2004-2013 Hangzhou H3C Tech. Co., Ltd. All rights reserved.

H3C S5500-58C-HI uptime is 0 week, 0 day, 0 hour, 10 minutes

H3C S5500-58C-HI with 2 Processors

1024M   bytes SDRAM

4096K   bytes Nor Flash Memory

512M    bytes Nand Flash Memory

Hardware Version is REV.C

CPLD Version is 003

Bootrom Version is 211

[SubSlot 0] 48GE+4SFP+2SFP PLUS Hardware Version is REV.C

<H3C>

思科3750版本信息如下：

Switch#sh version

Cisco IOS Software, C3750 Software (C3750-IPSERVICES-M), Version 12.2(35)SE5, RELEASE SOFTWARE (fc1)

Copyright (c) 1986-2007 by Cisco Systems, Inc.

Compiled Thu 19-Jul-07 19:15 by nachen

Image text-base: 0x00003000, data-base: 0x01280000

ROM: Bootstrap program is C3750 boot loader

BOOTLDR: C3750 Boot Loader (C3750-HBOOT-M) Version 12.2(25r)SEE4, RELEASE SOFTWARE (fc1)

Switch uptime is 8 minutes

System returned to ROM by power-on

System image file is "flash:c3750-ipservices-mz.122-35.SE5/c3750-i

00:08:14: %LINK-5-CHANGED: Interface Vlan1, changed state to administratively downpservices-mz.122-35.SE5.bin"

cisco WS-C3750G-48TS (PowerPC405) processor (revision H0) with 118784K/12280K bytes of memory.

Processor board ID FOC1446Y09V

Last reset from power-on

1 Virtual Ethernet interface

52 Gigabit Ethernet interfaces

The password-recovery mechanism is enabled.

512K bytes of flash-simulated non-volatile configuration memory.

Base ethernet MAC Address       : F0:25:72:81:F3:00

Motherboard assembly number     : 73-10218-10

Power supply part number        : 341-0107-01

Motherboard serial number       : FOC14453BA2

Power supply serial number      : AZS143207R7

Model revision number           : H0

Motherboard revision number     : A0

Model number                    : WS-C3750G-48TS-E

System serial number            : FOC1446Y09V

Top Assembly Part Number        : 800-27483-05

Top Assembly Revision Number    : D0

Version ID                      : V07

CLEI Code Number                : CMMAN00ARA

Hardware Board Revision Number  : 0x09

Switch   Ports  Model              SW Version              SW Image           

------   -----  -----              ----------              ----------         

*    1   52     WS-C3750G-48TS     12.2(35)SE5             C3750-IPSERVICES-M 

Configuration register is 0xF

Switch#

H3C S5500配置如下：

<H3C>sys

System View: return to User View with Ctrl+Z.

[H3C]sysname S5500

[S5500]int loopback 0

[S5500-LoopBack0]ip address 1.1.1.1 32

[S5500-LoopBack0]quit

[S5500]int GigabitEthernet 1/0/1

[S5500-GigabitEthernet1/0/1]port link-mode route

[S5500-GigabitEthernet1/0/1]des <connect to cisco3750>

[S5500-GigabitEthernet1/0/1]ip address 10.0.0.1 30

[S5500-GigabitEthernet1/0/1]quit

[S5500]ospf 1 router-id 1.1.1.1

[S5500-ospf-1]area 0.0.0.0

[S5500-ospf-1-area-0.0.0.0]network 10.0.0.1 0.0.0.0

[S5500-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0

[S5500-ospf-1-area-0.0.0.0]quit

[S5500-ospf-1]quit

[S5500]bgp 100

[S5500-bgp]router-id 1.1.1.1

[S5500-bgp]peer 2.2.2.2 as-number 100

[S5500-bgp]peer 2.2.2.2 connect-interface LoopBack 0

[S5500-bgp]quit

思科3750配置如下：

Switch>ena

Switch#conf t

Enter configuration commands, one per line.  End with CNTL/Z.

Switch(config)#hos cisco3750

cisco3750(config)#ip routing

cisco3750(config)#int gi 1/0/1

cisco3750(config-if)#no switchport

cisco3750(config-if)#des <connect to S5500>

cisco3750(config-if)#ip address 10.0.0.2 255.255.255.252

cisco3750(config-if)#no shutdown

cisco3750(config-if)#exit

cisco3750(config)#int loopback 0

cisco3750(config-if)#ip address 2.2.2.2 255.255.255.255

cisco3750(config-if)#no shutdown

cisco3750(config-if)#exit

cisco3750(config)#router ospf 1

cisco3750(config-router)#router-id 2.2.2.2

cisco3750(config-router)#network 10.0.0.2 0.0.0.0 area 0

cisco3750(config-router)#network 2.2.2.2 0.0.0.0 area 0

cisco3750(config-router)#exit

cisco3750(config)#router bgp 100

cisco3750(config-router)#bgp router-id 2.2.2.2

cisco3750(config-router)#neighbor 1.1.1.1 remote-as 100

cisco3750(config-router)#address-family ipv4 unicast

cisco3750(config-router-af)#neighbor 1.1.1.1 activate

cisco3750(config-router-af)#exit

cisco3750(config-router)#exit

查看S5500的BGP邻居信息：

[S5500]dis bgp peer

 BGP local router ID : 1.1.1.1

 Local AS number : 100

 Total number of peers : 1                Peers in established state : 1

  Peer                    AS  MsgRcvd  MsgSent OutQ PrefRcv Up/Down  State

  2.2.2.2                100        3        2    0       0 00:00:51 Established

查看思科3750的BGP邻居信息：

cisco3750#sh ip bgp neighbors

BGP neighbor is 1.1.1.1,  remote AS 100, internal link

  BGP version 4, remote router ID 1.1.1.1

  BGP state = Established, up for 00:01:46

  Last read 00:00:31, last write 00:00:45, hold time is 180, keepalive interval is 60 seconds

  Neighbor capabilities:

    Route refresh: advertised and received(new)

    Address family IPv4 Unicast: advertised and received

  Message statistics:

    InQ depth is 0

    OutQ depth is 0

                         Sent       Rcvd

    Opens:                  1          1

    Notifications:          0          0

    Updates:                0          0

    Keepalives:             3          2

    Route Refresh:          0          0

    Total:                  4          3

  Default minimum time between advertisement runs is 0 seconds

 For address family: IPv4 Unicast

  BGP table version 1, neighbor version 1/0

  Output queue size : 0

  Index 1, Offset 0, Mask 0x2

  1 update-group member

                                 Sent       Rcvd

  Prefix activity:               ----       ----

    Prefixes Current:               0          0

    Prefixes Total:                 0          0

    Implicit Withdraw:              0          0

    Explicit Withdraw:              0          0

    Used as bestpath:             n/a          0

    Used as multipath:            n/a          0

                                   Outbound    Inbound

  Local Policy Denied Prefixes:    --------    -------

    Total:                                0          0

  Number of NLRIs in the update sent: max 0, min 0

  Connections established 1; dropped 0

  Last reset never

Connection state is ESTAB, I/O status: 1, unread input bytes: 0

Mininum incoming TTL 0, Outgoing TTL 255

Local host: 2.2.2.2, Local port: 179

Foreign host: 1.1.1.1, Foreign port: 4554

Enqueued packets for retransmit: 0, input: 0  mis-ordered: 0 (0 bytes)

Event Timers (current time is 0x25CC39):

Timer          Starts    Wakeups            Next

Retrans             4          0             0x0

TimeWait            0          0             0x0

AckHold             3          1             0x0

SendWnd             0          0             0x0

KeepAlive           0          0             0x0

GiveUp              0          0             0x0

PmtuAger            0          0             0x0

DeadWait            0          0             0x0

iss: 1010388765  snduna: 1010388868  sndnxt: 1010388868     sndwnd:  65535

irs:  443003688  rcvnxt:  443003772  rcvwnd:      16301  delrcvwnd:     83

SRTT: 124 ms, RTTO: 1405 ms, RTV: 1281 ms, KRTT: 0 ms

minRTT: 0 ms, maxRTT: 300 ms, ACK hold: 200 ms

Flags: passive open, nagle, gen tcbs

Datagrams (max data segment is 536 bytes):

Rcvd: 18 (out of order: 0), with data: 3, total data bytes: 83

Sent: 16 (retransmit: 0), with data: 3, total data bytes: 102

cisco3750#

从建立的邻居的情况来看，S5500与思科3750对接IBGP已完成！

至此，H3C S5500与思科3750对接IBGP典型组网配置案例已完成！