I have two firewalls that I'm trying to sync. When one boots up the interface shows up correctly, both are running OpenBSD 4.1 and have been upgraded from previous versions of OpenBSD.
Server A $ ifconfig pfsync0 pfsync0: flags=0<> mtu 1460 groups: carp pfsync Server A after sh /etc/netstart pfsync0 $ ifconfig pfsync0 pfsync0: flags=41<UP,RUNNING> mtu 1460 pfsync: syncdev: em0 syncpeer: 64.93.69.53 maxupd: 128 groups: carp pfsync Server B after boot $ ifconfig pfsync0 pfsync0: flags=41<UP,RUNNING> mtu 1460 pfsync: syncdev: rl0 syncpeer: 64.93.69.36 maxupd: 128 groups: carp pfsync Server A /etc/hostname.pfsync0 $ cat /etc/hostname.pfsync0 up syncpeer magic.ad2.com syncdev em0 Server B /etc/hostname.pfsync0 $ cat /etc/hostname.pfsync0 up syncpeer canada.ad2.com syncdev rl0 Server A dmesg OpenBSD 4.1 (GENERIC) #1435: Sat Mar 10 19:07:45 MST 2007 [EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel(R) Xeon(TM) CPU 3.00GHz ("GenuineIntel" 686-class) 3 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36, CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,CNXT-ID ,CX16,xTPR real mem = 2146795520 (2096480K) avail mem = 1952096256 (1906344K) using 4278 buffers containing 107462656 bytes (104944K) of memory mainbus0 (root) bios0 at mainbus0: AT/286+ BIOS, date 01/09/06, BIOS32 rev. 0 @ 0xffe90, SMBIOS rev. 2.3 @ 0xf9920 (87 entries) bios0: Dell Computer Corporation PowerEdge 1850 pcibios0 at bios0: rev 2.1 @ 0xf0000/0x10000 pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfb140/272 (15 entries) pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82801EB/ER LPC" rev 0x00) pcibios0: PCI bus #9 is the last bus bios0: ROM list: 0xc0000/0xb000! 0xcb000/0x1000 0xcc000/0x1000 0xcd000/0x2200 0xec000/0x4000! acpi at mainbus0 not configured ipmi0 at mainbus0: version 1.5 interface KCS iobase 0xca8/8 spacing 4 cpu0 at mainbus0 pci0 at mainbus0 bus 0: configuration mode 1 (no bios) pchb0 at pci0 dev 0 function 0 "Intel E7520 MCH" rev 0x09 ppb0 at pci0 dev 2 function 0 "Intel MCH PCIE" rev 0x09 pci1 at ppb0 bus 1 ppb1 at pci1 dev 0 function 0 "Intel IOP332 PCIE-PCIX" rev 0x06 pci2 at ppb1 bus 2 ami0 at pci2 dev 14 function 0 "Dell PERC 4e/Di" rev 0x06: irq 7 ami0: Dell 16c, 32b, FW 521X, BIOS vH430, 256MB RAM ami0: 1 channels, 0 FC loops, 1 logical drives scsibus0 at ami0: 40 targets sd0 at scsibus0 targ 0 lun 0: <AMI, Host drive #00, > SCSI2 0/direct fixed sd0: 139900MB, 139900 cyl, 64 head, 32 sec, 512 bytes/sec, 286515200 sec total scsibus1 at ami0: 16 targets safte0 at scsibus1 targ 6 lun 0: <PE/PV, 1x2 SCSI BP, 1.0> SCSI2 3/processor fixed ppb2 at pci1 dev 0 function 2 "Intel IOP332 PCIE-PCIX" rev 0x06 pci3 at ppb2 bus 3 san0 at pci3 dev 11 function 0 "Sangoma A10x" rev 0x00 irq 3 ppb3 at pci0 dev 4 function 0 "Intel MCH PCIE" rev 0x09 pci4 at ppb3 bus 4 ppb4 at pci0 dev 5 function 0 "Intel MCH PCIE" rev 0x09 pci5 at ppb4 bus 5 ppb5 at pci5 dev 0 function 0 "Intel PCIE-PCIE" rev 0x09 pci6 at ppb5 bus 6 em0 at pci6 dev 7 function 0 "Intel PRO/1000MT (82541GI)" rev 0x05: irq 11, address 00:13:72:57:05:8e ppb6 at pci5 dev 0 function 2 "Intel PCIE-PCIE" rev 0x09 pci7 at ppb6 bus 7 em1 at pci7 dev 8 function 0 "Intel PRO/1000MT (82541GI)" rev 0x05: irq 3, address 00:13:72:57:05:8f ppb7 at pci0 dev 6 function 0 "Intel MCH PCIE" rev 0x09 pci8 at ppb7 bus 8 uhci0 at pci0 dev 29 function 0 "Intel 82801EB/ER USB" rev 0x02: irq 11 usb0 at uhci0: USB revision 1.0 uhub0 at usb0 uhub0: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered uhci1 at pci0 dev 29 function 1 "Intel 82801EB/ER USB" rev 0x02: irq 10 usb1 at uhci1: USB revision 1.0 uhub1 at usb1 uhub1: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub1: 2 ports with 2 removable, self powered uhci2 at pci0 dev 29 function 2 "Intel 82801EB/ER USB" rev 0x02: irq 7 usb2 at uhci2: USB revision 1.0 uhub2 at usb2 uhub2: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub2: 2 ports with 2 removable, self powered ehci0 at pci0 dev 29 function 7 "Intel 82801EB/ER USB2" rev 0x02: irq 5 usb3 at ehci0: USB revision 2.0 uhub3 at usb3 uhub3: Intel EHCI root hub, rev 2.00/1.00, addr 1 uhub3: 6 ports with 6 removable, self powered ppb8 at pci0 dev 30 function 0 "Intel 82801BA AGP" rev 0xc2 pci9 at ppb8 bus 9 vga1 at pci9 dev 13 function 0 "ATI Radeon VE QY" rev 0x00 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) ichpcib0 at pci0 dev 31 function 0 "Intel 82801EB/ER LPC" rev 0x02 pciide0 at pci0 dev 31 function 1 "Intel 82801EB/ER IDE" rev 0x02: DMA, channel 0 configured to compatibility, channel 1 configured to compatibility atapiscsi0 at pciide0 channel 0 drive 0 scsibus2 at atapiscsi0: 2 targets cd0 at scsibus2 targ 0 lun 0: <HL-DT-ST, CD-ROM GCR-8240N, 1.10> SCSI0 5/cdrom removable cd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 pciide0: channel 1 disabled (no drives) isa0 at ichpcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pcppi0 at isa0 port 0x61 midi0 at pcppi0: <PC speaker> spkr0 at pcppi0 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo fdc0 at isa0 port 0x3f0/6 irq 6 drq 2 biomask ffe5 netmask ffed ttymask ffef pctr: user-level cycle counter enabled uhub4 at uhub3 port 3 uhub4: Dell product 0xa001, rev 2.00/0.00, addr 2 uhub4: 2 ports with 2 removable, self powered, multiple transaction translators dkcsum: sd0 matches BIOS drive 0x80 root on sd0a rootdev=0x400 rrootdev=0xd00 rawdev=0xd02 Server B dmesg OpenBSD 4.1 (GENERIC) #1435: Sat Mar 10 19:07:45 MST 2007 [EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel(R) Celeron(R) CPU 2.60GHz ("GenuineIntel" 686-class) 2.60 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36, CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,CNXT-ID,xTPR real mem = 259551232 (253468K) avail mem = 229146624 (223776K) using 3199 buffers containing 13103104 bytes (12796K) of memory mainbus0 (root) bios0 at mainbus0: AT/286+ BIOS, date 08/21/03, BIOS32 rev. 0 @ 0xfb9d0, SMBIOS rev. 2.3 @ 0xf0800 (35 entries) bios0: First International Computer, Inc. Product Name apm0 at bios0: Power Management spec V1.2 apm0: AC on, battery charge unknown apm0: flags 70102 dobusy 1 doidle 1 pcibios0 at bios0: rev 2.1 @ 0xf0000/0xdeb4 pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfddf0/176 (9 entries) pcibios0: PCI Exclusive IRQs: 3 5 9 11 pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82371SB ISA" rev 0x00) pcibios0: PCI bus #1 is the last bus bios0: ROM list: 0xc0000/0xb400 0xcc000/0x8000! 0xef000/0x1000! acpi at mainbus0 not configured cpu0 at mainbus0 pci0 at mainbus0 bus 0: configuration mode 1 (no bios) pchb0 at pci0 dev 0 function 0 "Intel 82845G/GL" rev 0x03 vga1 at pci0 dev 2 function 0 "Intel 82845G/GL Video" rev 0x03: aperture at 0xe0000000, size 0x8000000 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) uhci0 at pci0 dev 29 function 0 "Intel 82801DB USB" rev 0x02: irq 5 usb0 at uhci0: USB revision 1.0 uhub0 at usb0 uhub0: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered uhci1 at pci0 dev 29 function 1 "Intel 82801DB USB" rev 0x02: irq 11 usb1 at uhci1: USB revision 1.0 uhub1 at usb1 uhub1: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub1: 2 ports with 2 removable, self powered uhci2 at pci0 dev 29 function 2 "Intel 82801DB USB" rev 0x02: irq 11 usb2 at uhci2: USB revision 1.0 uhub2 at usb2 uhub2: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub2: 2 ports with 2 removable, self powered ehci0 at pci0 dev 29 function 7 "Intel 82801DB USB" rev 0x02: irq 9 usb3 at ehci0: USB revision 2.0 uhub3 at usb3 uhub3: Intel EHCI root hub, rev 2.00/1.00, addr 1 uhub3: 6 ports with 6 removable, self powered ppb0 at pci0 dev 30 function 0 "Intel 82801BA AGP" rev 0x82 pci1 at ppb0 bus 1 vendor "Acer Labs", unknown product 0x5459 (class communications subclass modem, rev 0x00) at pci1 dev 1 function 0 not configured rl0 at pci1 dev 3 function 0 "Realtek 8139" rev 0x10: irq 11, address 00:40:ca:67:e5:8c rlphy0 at rl0 phy 0: RTL internal PHY ichpcib0 at pci0 dev 31 function 0 "Intel 82801DB LPC" rev 0x02 pciide0 at pci0 dev 31 function 1 "Intel 82801DB IDE" rev 0x02: DMA, channel 0 configured to compatibility, channel 1 configured to compatibility wd0 at pciide0 channel 0 drive 0: <WDC WD800EB-00DJF0> wd0: 16-sector PIO, LBA48, 76319MB, 156301488 sectors wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 atapiscsi0 at pciide0 channel 1 drive 0 scsibus0 at atapiscsi0: 2 targets cd0 at scsibus0 targ 0 lun 0: <SAMSUNG, DVD-ROM SD-816B, H000> SCSI0 5/cdrom removable atapiscsi1 at pciide0 channel 1 drive 1 scsibus1 at atapiscsi1: 2 targets cd1 at scsibus1 targ 0 lun 0: <SAMSUNG, CD-R/RW SW-248F, R601> SCSI0 5/cdrom removable cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2 cd1(pciide0:1:1): using PIO mode 4, Ultra-DMA mode 2 ichiic0 at pci0 dev 31 function 3 "Intel 82801DB SMBus" rev 0x02: irq 3 iic0 at ichiic0 admtm0 at iic0 addr 0x2d: 47m192 auich0 at pci0 dev 31 function 5 "Intel 82801DB AC97" rev 0x02: irq 3, ICH4 AC97 ac97: codec id 0x414c4740 (Avance Logic ALC202) ac97: codec features headphone, 20 bit DAC, 18 bit ADC, Realtek 3D audio0 at auich0 isa0 at ichpcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pcppi0 at isa0 port 0x61 midi0 at pcppi0: <PC speaker> spkr0 at pcppi0 lpt0 at isa0 port 0x378/4 irq 7 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo fdc0 at isa0 port 0x3f0/6 irq 6 drq 2 fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec biomask ff6d netmask ff6d ttymask ffef pctr: user-level cycle counter enabled uhidev0 at uhub1 port 1 configuration 1 interface 0 uhidev0: Belkin Components USB-PS2 Adapter, rev 1.10/1.20, addr 2, iclass 3/1 ukbd0 at uhidev0: 8 modifier keys, 6 key codes wskbd1 at ukbd0 mux 1 wskbd1: connecting to wsdisplay0 uhidev1 at uhub1 port 1 configuration 1 interface 1 uhidev1: Belkin Components USB-PS2 Adapter, rev 1.10/1.20, addr 2, iclass 3/1 ums0 at uhidev1: 5 buttons and Z dir. wsmouse0 at ums0 mux 0 dkcsum: wd0 matches BIOS drive 0x80 root on wd0a rootdev=0x0 rrootdev=0x300 rawdev=0x302