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User’s Guide 50

3) Set the access list to permit source MAC 00D0.5921.3354 to access network

CM>access-list 41 permit 00d0.5921.3354 ffff.ffff.ffff

Note: The cable router only forward packet with this source MAC, all other packet will be

discarded.

4) Set the access list to permit source MAC 00D0.5911.22.33 to associated the wireless Cable

Router

CM>access-list 61 permit 00d0.5911.2233

¾ access-list delete {list ID|all}

Delete a specific access-list or delete all access-list.

PPPoE-forwarding

¾ pppoe-forwarding {enable|disable}

Enable|disable PPPoE packet pass-through the NAT gateway

Firewall

¾ firewall {enable|disable}

It displays the current firewall settings. Firewall is set to “enable” by default. “Syn Flood

Check” and “ICMP Error Message Check” are always set to “enable” even if firewall is

disabled.

Example:

CM>firewall

Firewall Status: Enable

Syn Flood Check: Enable

ICMP Error Message Check: Enable

Source Routing Check: Disable

WINNUKE Attack Check: Disable

MIME Flood Check: Disable

FTP Bounce Attack Check: Disable

IP Unaligned Timestamp Check: Disable

Sequence Number Prediction Check: Disable

Sequence Number Out Of Range Check: Disable

¾ firewall attack {synfld|srcrt|winnuke|imcperrmsg|ftpbounce|ipunaligned|

mimefld|seqnopredictionchk|seqnooutofrangechk}{enable|disable}

• synfld - Syn Flood Check

Orion 3000 User Manual

Questions and Answers: