SuSE Linux 9.1 does support PCCOM PCI 4/8-port card. 

      However, the port names allocated for inserted PCCOM PCI cards are not regular: [by lookup the kernel startup message by the command dmesg

             PCCOM PCI 4-Port:

             Port 0: /dev/ttyS14

             Port 1: /dev/ttyS15

             Port 2: /dev/ttyS44

             Port 3: /dev/ttyS45

 

             PCCOM PCI 8-Port:

             Port 0: /dev/ttyS14

             Port 1: /dev/ttyS15

             Port 2: /dev/ttyS44

             Port 3: /dev/ttyS45

             Port 4: /dev/ttyS46

             Port 5: /dev/ttyS47

             Port 6: /dev/ttyS2

             Port 7: /dev/ttyS3

