topic Re: How to update pix bios version from 4.2 to 4.3? in Network Security https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381804#M560286 <HTML><HEAD></HEAD><BODY><P>Take a look at this web site:</P><P></P><P><A class="jive-link-custom" href="http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_tech_note09186a0080094a5d.shtml" target="_blank">http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_tech_note09186a0080094a5d.shtml</A></P><P></P><P>sincerly</P><P>Patrick</P></BODY></HTML> Mon, 27 Sep 2004 16:56:26 GMT piseli 2004-09-27T16:56:26Z How to update pix bios version from 4.2 to 4.3? https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381803#M560285 <P>Hello :</P><P> I have tow pix,one is pix-515,the other is pix-515E,first bios is 4.2 and 515E is 4.3,I find 515 booting is showed "CISCO SYSTEMS PIX FIREWALL</P><P>Embedded BIOS Version 4.2" ,and 515E booting is showed"CISCO SYSTEMS PIX FIREWALL</P><P>Embedded BIOS Version 4.3.207",Can i update 515 bios version to 4.3?</P><P></P><P>Thanks</P> Fri, 21 Feb 2020 07:38:45 GMT https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381803#M560285 liangyu 2020-02-21T07:38:45Z Re: How to update pix bios version from 4.2 to 4.3? https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381804#M560286 <HTML><HEAD></HEAD><BODY><P>Take a look at this web site:</P><P></P><P><A class="jive-link-custom" href="http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_tech_note09186a0080094a5d.shtml" target="_blank">http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_tech_note09186a0080094a5d.shtml</A></P><P></P><P>sincerly</P><P>Patrick</P></BODY></HTML> Mon, 27 Sep 2004 16:56:26 GMT https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381804#M560286 piseli 2004-09-27T16:56:26Z Re: How to update pix bios version from 4.2 to 4.3? https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381805#M560287 <HTML><HEAD></HEAD><BODY><P>The embedded BIOS version is fixed and not upgradeable.</P></BODY></HTML> Mon, 27 Sep 2004 17:01:44 GMT https://community.cisco.com/t5/network-security/how-to-update-pix-bios-version-from-4-2-to-4-3/m-p/381805#M560287 josrankin 2004-09-27T17:01:44Z