Multiple Systems on a LAN Become Unreachable Intermittently . . . . . . . . . . . . . . . 138
Connectivity Across a Point-to-Point Link Has Been Lost . . . . . . . . . . . . . . . . . . . 139
An NLSP Server on a LAN Cannot Be Accessed . . . . . . . . . . . . . . . . . . . . . . . 140
LAN Is Partitioned . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
No Communication Occurs between Two Networks. . . . . . . . . . . . . . . . . . . . . . 142
Services Are Inaccessible in the Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Number of Routes and Services on a System Shows Local Connectivity Only . . . . . . . . 144
Services or Routes are Fluctuating Excessively . . . . . . . . . . . . . . . . . . . . . . . . 145
Heavy Network-Layer Traffic Occurs on a Point-to-Point Link. . . . . . . . . . . . . . . . . 146
Applications Perform Poorly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
CALLMGR Shows an IPX Circuit but IPXCON Does Not . . . . . . . . . . . . . . . . . . . 149
Many Systems Are Entering an Overloaded State . . . . . . . . . . . . . . . . . . . . . . 149
Connectivity Is Lost on Only One LAN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
NetWare Mobile IPX Client Loses Connectivity to the Server . . . . . . . . . . . . . . . . . 151
8
Internetwork Packet Exchange