Re: Enabling the Forwarding and Blocking of Spanning-Tree Explorers

From: Connary, Julie Ann (jconnary@xxxxxxxxx)
Date: Wed Jan 03 2001 - 11:29:40 GMT-3


   
Bernard,

Are you implying that spanning explorers are only from Netbios Traffic and
not SNA traffic (i.e. SNA test frames to find a particular MAC address)?

Is not the ssap/dsap pair 0XF0F0 Netbios?

Julie Ann

At 06:13 PM 1/3/2001 +1100, Bernard Dunn wrote:
>Mr Liu,
>
>Spanning explorers are usually dealt with the access-list :
>
>access-list 201 permit 0xF0F0 0x0001
>
>You can use it in 'dlsw remote-peer lsap-output-list'.
>
> http://www.cisco.com/warp/public/697/dlswfilter.shtml
>
>Can read chinese, but didn't have a PC to view the kanji.. So just
>guessing.. :^)
>
>Regards
>
>Bernard.
>
>On Wed, 3 Jan 2001, zhuqingliu wrote:
>
> >
> SGksIGFsbCwNCiANCiAgIEVuYWJsaW5nIHRoZSBmb3J3YXJkaW5nIGFuZCBibG9ja2luZyBvZiBz
> >
> cGFubmluZy10cmVlIGV4cGxvcmVyIHdpbGwNCmhlbHAgdG8gY29udHJvbCB0aGUgZXhwbG9yZXIg
> >
> aW4gc291cmNlIHJvdXRlIGJyaWRnZSBuZXR3b3JrLg0KICAgQWNjb3JkaW5nIHRvIHRoZSBjY28s
> >
> IHRoZSBmb2xsb3dpbmcgY29uZmlncmF0aW9uIGlzIG5lZWRlZC4NCiAgIDEuIGFzc2lnbiB0aGUg
> >
> dG9rZW4gaW50ZXJmYWNlIHRvIGFuIHNvdXJjZSBicmlkZ2UNCmdyb3VwLCJzb3VyY2UtYnJpZGdl
> >
> IHNwYW5uaW5nIGJyaWRnZS1ncm91cC1udW0iDQogICAyLiBjb25maWd1cmUgc3RhdGljIHNwYW5u
> >
> aW5nIHRyZWUgb3IgZW5hYmxlIHRoZSBhdXRvbWF0aWMNCnNwYW5uaW5nLXRyZWUgd2l0aCAiYnJp
> >
> ZGdlIGJyaWRnZS1ncm91cCBwcm90b2NvbCBJQk0iDQogICBUaGUgYnJpZGdlLWdyb3VwIGNvbmZp
> >
> Z3VyZSBvbiBzdGVwMSBtdXN0IG1hdGNoIHdpdGggc3RlcDIuDQogICANCiAgIE15IHF1ZXN0aW9u
> >
> IGlzIHRoYXQgYXNzdW1lIG1vcmUgdGhhbiB0aHJlZSBicmlkZ2Ugb24gb3VyIG5ldHdvcmssDQpl
> >
> YWNoIG9uZSBjb25maWd1cmVkIHdpdGggYXV0b21hdGljIHNwYW5uaW5nIHRyZWUuIElmIHRoZSB3
> >
> ZSBhc3NpZ24gdGhlDQpicmlkZ2UxIHdpdGggdGhlIGJyaWRnZS1ncm91cCBlcXVhbCB0byA3LCBT
> >
> aG91bGQgSSBhc3NpZ24gYWxsIHRoZSBvdGhlcg0KYnJpZGdlcyB3aXRoIHRoZSBzYW1lIGJyaWRn
> >
> ZS1ncm91cCBudW1iZXIgYXMgYnJpZGdlMS4NCiAgIA0KICBUaGFua3MgaW4gYWR2YW5jZSENCiAN
> > CiANCkJlc3QgcmVnYXJkcw0KUGVycnkuWmh1DQoNCg==
> >



This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 10:27:21 GMT-3