Avocent MERGEPOINT SP MANAGER Installer/User Manual page 151

Parameter
iptables [filter | nat]
network hostname
Command
By default, a set of chains is defined with hidden rules. For NAT, the predefined chains
are: PREROUTING, POSTROUTING, OUTPUT. For filter, the predefined chains are:
INPUT, OUTPUT, FORWARD. For background information, see Firewall/Packet
Filtering on page 25.
Use the set command to configure a rule for a predefined chain after the add
command is used to add a rule for that chain. Or use the set command to configure a
rule after the add command is used to add a new chain and to add a new rule for the
new chain (set iptables) <filter | nat> <Tab> <Tab> shows the current chains; set
iptables <filter | nat> <chainname> shows the rules for a specific chain, and get iptables
<filter | nat> <chainname> <rule_number> shows the configuration parameters to set
filtering policies.
Synopsis: set iptables nat PREROUTING|POSTROUTING|OUTPUT <number> |
filter INPUT| FORWARD|OUTPUT <number> destination <ip> inv <yes|no> source
<ip> inv <yes|no> protocol <pro> inv <yes|no> dport <port> inv<yes|no> sport <port>
inv<yes|no> in-interface <in> inv<yes|no> out-interface <out> inv<yes|no> fragment
<head|nonhead|all> target <rule> to-source <ip> to-destination <ip>
Example: set iptables nat PREROUTING 0 destination 127.2.2.2 inv yes source
127.2.2.1 inv yes protocol tcp inv no dport 9000 inv no in-interface eth0 inv no fragment
head
NOTE: The parameters dport and sport are only available if the protocol is tcp or udp.
Use the set command to configure the hostname for the MergePoint SP manager.
Synopsis: set network hostname <hostname>
Example: set network hostname MergePoint1
NOTE: By default the hostname is MergePoint.
Chapter 7: Using the CLI Utility 139