[c-nsp] 6748 compatibility with the 7600/RSP720 series.

[Saku Ytti]

On (2008-01-15 09:38 +0200), Gabriel Mateiciuc wrote:

> Can you give an example for configuring a second tag (qinq) ? I know this
> sounds like a stupid question, but it kind'a sounds like you don't have to
> set a default tag for the native vlan on the box - that was the only way
> cisco sais it can be done, or wasn't I looking hard enough ?

LAB-P1(config)#int giga3/0/11.4242
LAB-P1(config-subif)#encap dot1q 42 second 42
LAB-P1(config-subif)#ip address 42.42.42.1 255.255.255.0
LAB-P1(config-subif)#^Z
LAB-P1#show run int 
Building configuration...

Current configuration : 138 bytes
!
interface GigabitEthernet3/0/11.4242
 encapsulation dot1Q 42 second-dot1q 42
 ip address 42.42.42.1 255.255.255.0
end

LAB-P1#sh ver | i ^.isco
Cisco IOS Software, c7600rsp72043_rp Software (c7600rsp72043_rp-ADVIPSERVICESK9-M), Version 12.2(33)SRC, RELEASE SOFTWARE (fc3)
Cisco CISCO7609 (M8500) processor (revision 1.2) with 1835008K/131072K bytes of memory.
LAB-P1#show module | i ^ +3
  3   20  ESM20G                                 7600-ES20-GE3CXL   JAB113601H7
  3  001d.455a.0c80 to 001d.455a.0cff   1.0   12.2(33r)SRB 12.2(33)SRC  Ok
  3  ESM20G Distributed Forwardi 7600-ES20-D3CXL    JAB113601L4  1.0    Ok
 3/0 10XGE Port                  7600-ES20-20GE     JAB1134029V  1.0    Ok
 3/1 10XGE Port                  7600-ES20-20GE     JAB1134029V  1.0    Ok
  3  Pass
 3/0 Pass
 3/1 Pass
LAB-P1#remote command module 3 sh ver | i ^.isco
Cisco IOS Software, cwlc Software (sip10g-DW-M), Version 12.2(33)SRC, RELEASE SOFTWARE (fc3)
cisco CWAN Modular Service Card (SIP-600) (SB-1) processor (revision 0xFF) with 1015808K/32767K bytes of memory.

LAB-P1#sh int giga3/0/11.4242 | i Hardware
  Hardware is GigEther SPA, address is 0015.c721.75c0 (bia 0015.c721.75c0)

You can also do it in the EVC much more flexibly pop/push 1 or 2 tags,
explicitly or depending on previous tag values etc.

> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Saku Ytti
> Sent: 14 ianuarie 2008 22:44
> To: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] 6748 compatibility with the 7600/RSP720 series.
> 
> On (2008-01-14 20:21 +0100), Peter Rathlev wrote:
>  
> > The WS-X6748-GE-TX is a LAN card, so you can't really compare it to
> > SPAs. If you need more advanced features than just switching (and what
> > the PFC gives you), and still need to port density, you should look at
> > the Ethernet Services modules instead, like ES20-GE3C. It gives you 20
> > GigabitEthernet ports (SFP) and PXF processing.
> 
> Just small tip that might surprise SIP/SPA folks, ES20 does not, at this
> time support VLAN local significance in subinterfaces, when using
> single tags. 
> 
> this is no go
> int giga1/0/1.42
>   encap dot1q 42
> int giga1/0/2.42
>   encpp dot1q 42
> 
> Add 2nd (Qinq) tag to the interfaces, and it works. You can workaround
> this to some level by using EVC config and unique SVI's, but you lose
> some features with SVI, such as only MQC match supported today is CoS.
> 
> -- 
>   ++ytti
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-- 
  ++ytti