IETF 68 - Letter of Invitation

Before requesting a letter of invitation to the IETF-68, please visit the following site for information about visa requirements for travel to the Czech Republic for the IETF-68 meeting: Visa Requirements

Additional information on travling to the Czech Republic can be found at:
Determining Entry & Visa Requirements

If you need a visa, please remember that you should request a letter of invitation as soon as possible and to apply for your visa well in advance of your travel!