IP Specifications Configuring IP
page 18-2 OmniSwitch 6800/6850/9000 Network Configuration Guide March 2008
• Managing IP
– Internet Control Message Protocol (ICMP) (see page 18-28)
– Using the Ping Command (see page 18-31)
– Tracing an IP Route (see page 18-32)
– Displaying TCP Information (see page 18-32)
– Displaying User Datagram Protocol (UDP) Information (see page 18-32)
• Tunneling
– Generic Routing Encapsulation (page 18-32)
– IP Encapsulation within IP (page 18-33)
– Tunneling operation (page 18-33)
– Configuring a Tunnel Interface (page 18-34)
IP Specifications
IP Defaults
The following table lists the defaults for IP configuration through the ip command.
RFCs Supported RFC 791–Internet Protocol
RFC 792–Internet Control Message Protocol
RFC 826–An Ethernet Address Resolution Protocol
2784–Generic Routing Encapsulation (GRE)
2890–Key and Sequence Number Extensions to GRE
(extensions defined are not supported)
1701–Generic Routing Encapsulation (GRE)
1702–Generic Routing Encapsulation over IPV4 Networks
2003-IP Encapsulation within IP.
Maximum VLANs per switch 4094 (based on switch configuration and available
resources)
Maximum router interface VLANs per switch 4094 IP and 64 IPX (based on switch configuration and
available resources)
Maximum IP interfaces per VLAN 8
Maximum ARP filters per switch 200
Maximum number of GRE tunnel interfaces 8
Maximum number of IPIP tunnel interfaces 127
Routing protocols supported over the tunnel
interfaces
RIP, OSPF, and BGP
Description Command Default
IP-Directed Broadcasts ip directed-broadcast off
Time-to-Live Value ip default-ttl 64 (hops)
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