8. Check for correct routing entry:

root@sp21n10:/ netstat -rn

 

 

 

 

 

 

Routing tables

 

 

 

 

 

 

 

Destination

Gateway

Flags

Refs

Use

If

PMTU

Exp Groups

Route Tree for Protocol Family 2 (Internet):

 

 

 

 

default

192.168.4.137

UG

0

19

en0

-

-

10.2.1/24

10.2.1.1

U

0

8

fi0

-

-

127/8

127.0.0.1

U

8

414

lo0

-

-

192.168.4/24

192.168.4.10

U

6

101692

en0

-

-

192.168.13/24

192.168.14.129

UG

0

0

css0 65280

-

192.168.14/24

192.168.14.10

U

3

10936

css0

-

-

Route Tree for Protocol Family 24 (Internet v6):

 

 

 

 

::1

::1

UH

0

0

lo0 16896

-

9.On GRF 1600, check /etc/grifconfig.conf for the following entries (or similar):

gt030

192.168.14.4

255.255.255.128

-

mtu

65520

gt050

192.168.14.129

255.255.255.128

-

mtu

65520

10.On the CWS of SP21 check if SP Switch Router Adapter cards are configured. See if both SP Switch Router Adapter cards show up green in perspectives or enter SDRGetObjects switch_responds. Use Eunfence if needed.

11.Issue some ping commands to check the connection:

On node 8, node 6 and node 10 of SP21, ping the switch interface of node 1 in SP2, for example:

root@sp21n06:/ ping 192.168.13.1

PING 192.168.13.1: (192.168.13.1): 56 data bytes

64 bytes from 192.168.13.1: icmp_seq=0 ttl=253 time=0 ms

64 bytes from 192.168.13.1: icmp_seq=1 ttl=253 time=0 ms ^C

----192.168.13.1 PING Statistics----

2 packets transmitted, 2 packets received, 0% packet loss round-trip min/avg/max = 0/0/0 ms

Single RS/6000 SP and Single SP Switch Router 193

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Lexmark IBM 9077 manual Gt030 192.168.14.4 255.255.255.128 Mtu 65520 Gt050