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12784

November 30th, 2007 05:00

PC 5324 VLAN issues

Hi guys, I have a 5324 with several VLANs. The switch is trunked from a Juniper SSG-320.
 
Several VLAN hosts can access the netowrk, ping the switch etc, but there are several in the same VLAN that can't. Each port is configured identically, and all hosts are in the same IP subnet. sh arp on the switch can see the MAC addresses of the hosts that cannot communicate, but that is a far as I get.
 
Any ideas?
 
Thanks
 
Dean

184 Posts

November 30th, 2007 16:00

I would run some packet sniffing software on one of the client machines (eathereal or wireshark) and see who is/isnt sending the packets.
 

2 Posts

December 2nd, 2007 18:00

interface ethernet g1

description xxx

speed 1000

duplex full

exit

interface ethernet g2

description xxx

exit

interface ethernet g3

description xxx

exit

interface ethernet g5

description xxx

exit

interface ethernet g6

description xxx

exit

interface ethernet g7

description xxx

exit

interface ethernet g8

description xxx

exit

interface ethernet g9

description xxx

exit

interface ethernet g11

duplex full

exit

interface ethernet g13

description xxx

exit

interface ethernet g14

description xxx

exit

interface ethernet g15

description xxx

exit

interface ethernet g16

description xxx

exit

interface ethernet g17

description xxx

exit

interface ethernet g18

description xxx

exit

interface ethernet g19

description xxx

exit

interface ethernet g20

description xxx

exit

interface ethernet g21

description xxx

exit

interface ethernet g22

description HP_LJ_2840

exit

interface ethernet g23

shutdown

description HP_LJ_1300

exit

interface ethernet g24

shutdown

exit

interface ethernet g1

switchport mode trunk

exit

interface ethernet g5

switchport mode general

exit

interface ethernet g6

switchport mode general

exit

interface ethernet g7

switchport mode general

exit

interface ethernet g8

switchport mode general

exit

interface ethernet g9

switchport mode general

exit

interface ethernet g10

switchport mode general

exit

interface ethernet g11

switchport mode general

exit

interface ethernet g12

switchport mode general

exit

interface ethernet g13

switchport mode general

exit

interface ethernet g14

switchport mode general

exit

interface ethernet g15

switchport mode general

exit

interface ethernet g16

switchport mode general

exit

interface ethernet g17

switchport mode general

exit

interface ethernet g18

switchport mode general

exit

interface ethernet g19

switchport mode general

exit

interface ethernet g20

switchport mode general

exit

interface ethernet g21

switchport mode general

exit

interface ethernet g22

switchport mode general

exit

interface ethernet g23

switchport mode general

exit

vlan database

vlan 90,100,120,130,141-142,151

exit

interface ethernet g9

switchport general pvid 120

exit

interface ethernet g10

switchport general pvid 151

exit

interface ethernet g11

switchport general pvid 151

exit

interface ethernet g13

switchport general pvid 130

exit

interface ethernet g14

switchport general pvid 130

exit

interface ethernet g15

switchport general pvid 130

exit

interface ethernet g16

switchport general pvid 130

exit

interface ethernet g17

switchport general pvid 130

exit

interface ethernet g18

switchport general pvid 130

exit

interface ethernet g19

switchport general pvid 130

exit

interface ethernet g20

switchport general pvid 130

exit

interface ethernet g21

switchport general pvid 130

exit

interface ethernet g22

switchport general pvid 130

exit

interface ethernet g23

switchport general pvid 130

exit

interface range ethernet g(5-8)

switchport general allowed vlan add 90

exit

interface ethernet g11

switchport general allowed vlan add 100

exit

interface ethernet g1

switchport trunk allowed vlan add 100

exit

interface range ethernet g(9,15)

switchport general allowed vlan add 120

exit

interface ethernet g1

switchport trunk allowed vlan add 120

exit

interface range ethernet g(13-23)

switchport general allowed vlan add 130

exit

interface ethernet g1

switchport trunk allowed vlan add 130

exit

interface ethernet g1

switchport trunk allowed vlan add 141

exit

interface ethernet g1

switchport trunk allowed vlan add 142

exit

interface range ethernet g(10-11)

switchport general allowed vlan add 151

exit

interface vlan 90

name TRUST

exit

interface vlan 100

name MGT

exit

interface vlan 120

name NE

exit

interface vlan 130

name STAFF

exit

interface vlan 141

name TESTAPP

exit

interface vlan 142

name TESTDB

exit

interface vlan 151

name RED

exit

interface range vlan 120,130

dot1x auth-not-req

exit

interface vlan 100

ip address 192.168.100.2 255.255.255.248

exit

ip default-gateway 192.168.100.1

hostname xxx

management access-list DEAN

permit ip-source xxx service ssh

permit ip-source xxx service https

permit service telnet

permit ip-source 192.168.90.7

exit

management access-list SSH

permit service ssh

exit

management access-list mlist

permit service https

exit

management access-class DEAN

logging buffered debugging

logging file debugging

aaa authentication login default local

line ssh

password xxx encrypted

exit

username dean password xxx

ip ssh server

snmp-server community xxx rw

ip https server

clock source sntp

sntp client poll timer 60

sntp unicast client poll

sntp server 192.43.244.18 poll

203 Posts

December 2nd, 2007 18:00

GigaAus,

Is it possible for you to post your config. here.?

203 Posts

December 2nd, 2007 19:00

Which vlan are they on when they canont communicate.?

What does ipconfig /all show on those that cannot communicate.?

can you do a tracert to the degault gateway from those that do not communicate.
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